CN106058498B - Deformable mechanical arm for high-voltage grounding rod - Google Patents

Deformable mechanical arm for high-voltage grounding rod Download PDF

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Publication number
CN106058498B
CN106058498B CN201510554592.6A CN201510554592A CN106058498B CN 106058498 B CN106058498 B CN 106058498B CN 201510554592 A CN201510554592 A CN 201510554592A CN 106058498 B CN106058498 B CN 106058498B
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China
Prior art keywords
pipe
swing
longitudinal
hinge shaft
supporting arm
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CN106058498A (en
Inventor
张慧峰
刘文波
廖承民
王宝秀
刘桂琴
滕洪全
赵明春
马凤勇
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State Grid Corp of China SGCC
Original Assignee
State Grid Corp of China SGCC
Weifang Power Supply Co of State Grid Shandong Electric Power Co
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Priority to CN201510554592.6A priority Critical patent/CN106058498B/en
Publication of CN106058498A publication Critical patent/CN106058498A/en
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Abstract

The invention discloses a deformable mechanical arm for a high-voltage ground rod, which comprises a longitudinal pipe and a swing pipe, wherein the upper end of the longitudinal pipe is in hinged fit with the lower end of the swing pipe through a horizontal inner hinge shaft, a lower pipe is sleeved outside the longitudinal pipe in a vertically sliding manner, an upper pipe is sleeved outside the swing pipe in a fixed manner, the swing inner side of the lower end of the upper pipe is hinged with a support arm through a horizontal upper hinge shaft, the lower end of the support arm is in hinged fit with the corresponding side of the upper end of the lower pipe through a horizontal lower hinge shaft, an upper extension plate extending downwards along the axial direction of the swing pipe is fixedly arranged on the swing outer side of the lower end of the upper pipe, a lower extension plate extending upwards along the axial direction of the lower pipe is fixedly arranged on the swing outer side of the upper end of the lower pipe, the support arm also swings to be parallel to the longitudinal. The advantages and effects are as follows: it is rational in infrastructure, can conveniently carry out crooked or slope operation, bend angle is big, and crooked smooth and easy can the periphery lock become unanimous tubulose when putting into rectilinear state, convenient operation, quick.

Description

Deformable mechanical arm for high-voltage grounding rod
Technical Field
The invention relates to a deformable mechanical arm for a high-voltage grounding rod.
Background
The high-voltage grounding rod is made of die-cast aluminum alloy, is of a spiral compression type structure, has no unfilled corner cracks, is flexible and convenient to operate and has a smooth insulating rod surface.
The high-voltage grounding rod mainly comprises a wire hook wire or a bus bar flat wire clamp, a jumper short circuit wire grounding tail wire, a wiring nose, a collecting pipe, a grounding end wire clamp or a five-prevention locking chuck, grounding steel fibers, a grounding operation rod and the like, provides reliable guarantee for the safety of power failure maintenance of high-low voltage power transmission lines and electrical equipment, and is generally prepared according to the type requirement by adopting an imported glass fiber epoxy resin pipe with good mechanical strength and insulating property.
Because the existing high-voltage grounding rod cannot meet the requirement of angle change of the front end, the existing high-voltage grounding rod with the elbow is mostly used, the basic principle of the elbow of the mechanical arm is that the elbow is manually pulled to change the angle of the elbow, so that the expected target function is achieved, and the reset function is realized by using the spring hung on the reset support piece and the pull piece. The outer sheath and the reset support are two different parts formed by the mechanical arm, each part has each function, the appearance is slightly clumsy, the weight is increased due to the total weight of each part, and the operation is very inconvenient.
Disclosure of Invention
The invention aims to solve the technical problem of providing a deformable mechanical arm for a high-voltage ground rod, which has a reasonable structure, can be conveniently bent or inclined, has a large bending angle and smooth bending, can be buckled into a consistent tubular shape at the periphery when being placed in a linear state, and is convenient and rapid to operate.
In order to solve the technical problem, the deformable mechanical arm for the high-voltage grounding rod has the structural characteristics that: including indulging pipe and pendulum pipe, indulge the pipe upper end and pass through the articulated cooperation of horizontally internal hinge axle and pendulum pipe lower extreme, it has the low tube to indulge the outer upper and lower slip cover of pipe, the fixed cover of pendulum pipe outside is equipped with the upper tube, the upper tube lower extreme swing inboard is articulated through the horizontal last hinge axle has the arm brace, the arm brace lower extreme corresponds the side with the low tube upper end and passes through the articulated cooperation of horizontally lower hinge axle, the swing outside of upper tube lower extreme has set firmly along the last extension board of pendulum pipe axial downwardly extending, the swing outside of low tube upper end has set firmly along the lower extension board that the vertical tube axial upwards extends, the pendulum pipe swings to and also swings to with the coaxial time supporting arm of indulging the pipe and go up extension board lower extreme and lower extension board upper end butt joint cooperation.
This high-voltage earth bar is with flexible arm realizes conveniently carrying out crooked or slope operation through slidingtype hinge structure, and bending angle is big, and crooked smooth and easy can the periphery lock become unanimous tubulose when putting into rectilinear state, convenient operation, quick.
The sliding type hinge structure mainly comprises a swinging pipe and a longitudinal pipe which are arranged in a separated mode, wherein the longitudinal pipe is arranged below and vertically, and the swinging pipe is arranged above the main pipe. In this patent, the upper end of the longitudinal pipe and the lower end of the pendulum pipe are hinged together by an internal hinge shaft. Because the axial lead of the inner hinge shaft is horizontally arranged, the swinging pipe can swing back and forth relative to the longitudinal pipe in the vertical plane, so that the swinging pipe and the longitudinal pipe are bent or inclined relatively, a proper bending or inclination angle can be provided for the grounding of the electric power high-voltage grounding rod, and the smooth and reliable operation of the electric power grounding operation is facilitated. For convenience of description, a state in which the swing pipe is swung to be coaxially provided with the longitudinal pipe is referred to as a coaxial state or a vertical state, and a state in which the swing pipe is swung from the vertical state around the inner hinge shaft to the side is referred to as a bent state or an inclined state. In the inclined state, one side of the vertical pipe where the swing pipe is located is called a swing inner side, and the other side of the vertical pipe is called a swing outer side. In this patent, the pendulum pipe overcoat is equipped with the upper tube, and upper tube and pendulum pipe are the integral structure of rigid coupling together. The swing inner side of the lower end of the upper pipe is hinged with a supporting arm through an upper hinge shaft, so that the supporting arm can swing relative to the upper pipe around the upper hinge shaft, namely swing relative to the swing pipe. In the patent, the upper hinge shaft and the inner hinge shaft are arranged in parallel, so that the swinging plane of the supporting arm and the swinging plane of the swinging pipe are the same plane. In this patent, a lower tube is sleeved outside a longitudinal tube, and the lower tube is in up-and-down sliding fit with the longitudinal tube. The swing inner side of the upper end of the lower pipe is in hinged fit with the supporting arm through the lower hinge shaft, so that the supporting arm is arranged in a swing mode relative to the lower pipe. In this patent, the lower hinge shaft and the inner hinge shaft are also arranged in parallel, so that the upper tube, the stay arm and the lower tube are in relative swinging fit in one plane. Because the lower pipe and the longitudinal pipe are in up-and-down sliding fit, when the bending device needs to bend the bending device, namely the swinging pipe is driven to swing from a vertical state to an inclined state, the gradually inclined upper pipe pushes the upper end of the supporting arm to swing outwards and move inwards and drives the supporting arm to move downwards gradually, and at the moment, the supporting arm also synchronously drives the lower pipe to slide downwards relative to the longitudinal pipe. When the set inclination angle is reached, the bending of the upper pipe or the swinging of the pipe is stopped, and the operation is very simple. Like this, this patent can provide crookedness and the structural protection that accords with the on-the-spot requirement for the circuit structure of high-voltage grounding rod fast, helps improving efficiency of construction and quality.
In this patent, the swing outside of upper tube lower extreme has set firmly to extend the board, and the extending direction who upwards extends the board sets up with the upper tube axial syntropy, therefore the crookedness or the degree of inclination of upper tube are exactly to extend the crooked degree or the degree of inclination of board. The swing outer side of the upper end of the lower pipe is fixedly provided with a lower extension plate extending upwards, and the extension direction of the lower extension plate is arranged in the same direction with the axial direction of the lower pipe, so that the bending degree of the swing pipe relative to the lower pipe is the bending degree relative to the lower extension plate. When the swinging pipe or the upper pipe swings to the vertical state from the inclined state, the supporting arm also swings to the vertical state parallel to the longitudinal pipe and is closely attached to the inner sides of the swinging of the longitudinal pipe and the swinging pipe. At this moment, the lower end of the upper extension plate is in butt joint fit with the upper end of the lower extension plate, and the support arm, the upper extension plate and the lower extension plate are tightly attached to each other. Therefore, when the vertical state, the supporting arm, the upper extension plate and the lower extension plate are covered outside the lower section of the swing pipe, the upper section of the longitudinal pipe and the inner hinge shaft, and are buckled into a tubular structure consistent with the upper pipe and the lower pipe, so that the high-voltage ground rod has a double-layer protection effect on a circuit structure, the structure is more compact when the vertical state is realized, each part has the mutual auxiliary supporting effect, and the appearance is more tidy and attractive.
As an improvement, the supporting arm is in an arc plate shape which is in semi-surrounding fit with the inner side of the swing pipe and the inner side of the swing pipe, the upper extending plate and the lower extending plate are respectively in an arc plate shape which is in semi-surrounding fit with the outer side of the swing pipe and the outer side of the swing pipe, and the supporting arm, the upper extending plate and the lower extending plate are correspondingly buckled into a circular pipe when the swing pipe swings to be coaxial with the longitudinal pipe.
The supporting arm is arranged to be of an arc plate-shaped structure which is in semi-surrounding fit with the inner side of the swing pipe and the inner side of the swing pipe, so that the supporting arm can be matched with the inner side of the swing pipe and the inner side of the swing pipe in a vertical state more compactly and can be attached more closely. Similarly, the upper extension plate and the lower extension plate are respectively arranged into arc plate structures which are in semi-surrounding fit with the swing outer sides of the swing pipe and the longitudinal pipe, and the supporting arm is matched with the swing inner side of the swing pipe and the swing inner side of the longitudinal pipe more compactly and attached in a vertical state. When pendulum pipe and top tube swing to vertical state, the bracer, go up and prolong the board and the lower board of making corresponds the lock and become the pipe, make this patent structure cooperation compacter, more comprehensive to the circuit structure protection of high-voltage earth bar.
As an improvement, an outer threaded hole which is communicated with the inside and the outside is arranged on the lower pipe, a stud capable of pressing the longitudinal pipe is screwed in the outer threaded hole, blind holes which are matched with the inner end of the stud in an inserted mode are evenly distributed on the longitudinal pipe, and a crank is fixedly arranged at the outer end of the stud.
Because the stud is in threaded relation with the outer threaded bore, the inner end of the stud will gradually approach the outer wall of the longitudinal tube as the stud is rotated. When the inner end of the stud is compressed with the outer wall of the longitudinal pipe, the lower pipe and the longitudinal pipe are compressed together, so that the effect of locking the longitudinal pipe and the lower pipe is achieved, and the effect of locking the patent is also achieved. The blind holes uniformly distributed on the longitudinal pipe are in plug-in fit with the inner end of the stud, so that the locking effect of the lower pipe and the longitudinal pipe can be enhanced. The outer end of the stud is fixedly provided with a crank, so that the stud can be rotated by the crank, and labor is saved.
In conclusion, the deformable mechanical arm for the high-voltage ground rod with the structure is reasonable in structure, capable of being bent or inclined conveniently, large in bending angle, smooth in bending, capable of being buckled into a consistent pipe shape at the periphery when being in a straight line state, and convenient and rapid to operate.
Drawings
The invention is described in further detail with reference to the accompanying drawings:
FIG. 1 is a schematic view of the bent state of the present patent;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a schematic structural view of the patent in an upright state;
fig. 4 is a perspective view of fig. 3.
Detailed Description
As shown in the figure, this high pressure is flexible arm for earth bar is including indulging pipe 1 and pendulum pipe 2, indulge the pipe upper end and pass through the articulated cooperation of horizontally internal hinge axle 3 and pendulum pipe lower extreme, it has low tube 4 to indulge the outer upper and lower slip cover of pipe, the outside fixed cover of pendulum pipe is equipped with top tube 5, top tube lower extreme swing inboard is articulated through the horizontally on hinge axle 6 and is had the arm 7, the arm lower extreme corresponds the side with the low tube upper end and passes through the articulated cooperation of horizontally lower hinge axle 8, the swing outside of top tube lower extreme sets firmly along pendulum pipe axial downwardly extending's last extension board 9, the swing outside of low tube upper end sets firmly along the lower extension board 10 that the vertical tube axial upwardly extended, the pendulum pipe swings to and also swings to and to with indulge tub parallel and go up extension board lower extreme and lower extension board upper end butt joint cooperation when coaxial.
The deformable mechanical arm for the high-voltage grounding rod mainly comprises a swinging pipe and a longitudinal pipe which are separately arranged, wherein the longitudinal pipe is arranged below and vertically, and the swinging pipe is arranged above a main pipe. In this patent, the upper end of the longitudinal pipe and the lower end of the pendulum pipe are hinged together by an internal hinge shaft. Because the axial lead of the inner hinge shaft is horizontally arranged, the swinging pipe can swing back and forth relative to the longitudinal pipe in the vertical plane, so that the swinging pipe and the longitudinal pipe are bent or inclined relatively, a proper bending or inclination angle can be provided for the grounding of the electric power high-voltage grounding rod, and the smooth and reliable operation of the electric power grounding operation is facilitated. For convenience of description, a state in which the swing pipe is swung to be coaxially provided with the longitudinal pipe is referred to as a coaxial state or a vertical state, and a state in which the swing pipe is swung from the vertical state around the inner hinge shaft to the side is referred to as a bent state or an inclined state. In the inclined state, one side of the vertical pipe where the swing pipe is located is called a swing inner side, and the other side of the vertical pipe is called a swing outer side. In this patent, the pendulum pipe overcoat is equipped with the upper tube, and upper tube and pendulum pipe are the integral structure of rigid coupling together. The swing inner side of the lower end of the upper pipe is hinged with a supporting arm through an upper hinge shaft, so that the supporting arm can swing relative to the upper pipe around the upper hinge shaft, namely swing relative to the swing pipe. In the patent, the upper hinge shaft and the inner hinge shaft are arranged in parallel, so that the swinging plane of the supporting arm and the swinging plane of the swinging pipe are the same plane. In this patent, a lower tube is sleeved outside a longitudinal tube, and the lower tube is in up-and-down sliding fit with the longitudinal tube. The swing inner side of the upper end of the lower pipe is in hinged fit with the supporting arm through the lower hinge shaft, so that the supporting arm is arranged in a swing mode relative to the lower pipe. In this patent, the lower hinge shaft and the inner hinge shaft are also arranged in parallel, so that the upper tube, the stay arm and the lower tube are in relative swinging fit in one plane. Because the lower pipe and the longitudinal pipe are in up-and-down sliding fit, when the bending device needs to bend the bending device, namely the swinging pipe is driven to swing from a vertical state to an inclined state, the gradually inclined upper pipe pushes the upper end of the supporting arm to swing outwards and move inwards and drives the supporting arm to move downwards gradually, and at the moment, the supporting arm also synchronously drives the lower pipe to slide downwards relative to the longitudinal pipe. When the set inclination angle is reached, the bending of the upper pipe or the swinging of the pipe is stopped, and the operation is very simple. Like this, this patent can provide crookedness and the structural protection that accords with the on-the-spot requirement for the circuit structure of high-voltage grounding rod fast, helps improving efficiency of construction and quality.
In this patent, the swing outside of upper tube lower extreme has set firmly to extend the board, and the extending direction who upwards extends the board sets up with the upper tube axial syntropy, therefore the crookedness or the degree of inclination of upper tube are exactly to extend the crooked degree or the degree of inclination of board. The swing outer side of the upper end of the lower pipe is fixedly provided with a lower extension plate extending upwards, and the extension direction of the lower extension plate is arranged in the same direction with the axial direction of the lower pipe, so that the bending degree of the swing pipe relative to the lower pipe is the bending degree relative to the lower extension plate. When the swinging pipe or the upper pipe swings to the vertical state from the inclined state, the supporting arm also swings to the vertical state parallel to the longitudinal pipe and is closely attached to the inner sides of the swinging of the longitudinal pipe and the swinging pipe. At this moment, the lower end of the upper extension plate is in butt joint fit with the upper end of the lower extension plate, and the support arm, the upper extension plate and the lower extension plate are tightly attached to each other. Therefore, when the vertical state, the supporting arm, the upper extension plate and the lower extension plate are covered outside the lower section of the swing pipe, the upper section of the longitudinal pipe and the inner hinge shaft, and are buckled into a tubular structure consistent with the upper pipe and the lower pipe, so that the high-voltage ground rod has a double-layer protection effect on a circuit structure, the structure is more compact when the vertical state is realized, each part has the mutual auxiliary supporting effect, and the appearance is more tidy and attractive.
This patent brace 7 is with indulge the inboard and pendulum pipe swing inboard semi-surrounding complex arc platelike, go up to prolong the board and lower apron and be respectively with pendulum pipe and the semi-surrounding complex arc platelike in the swing outside of indulge, the pendulum pipe swing to with indulge the pipe coaxial time brace, go up to prolong the board and lower apron and correspond the lock and become the pipe. The supporting arm is arranged to be of an arc plate-shaped structure which is in semi-surrounding fit with the inner side of the swing pipe and the inner side of the swing pipe, so that the supporting arm can be matched with the inner side of the swing pipe and the inner side of the swing pipe in a vertical state more compactly and can be attached more closely. Similarly, the upper extension plate and the lower extension plate are respectively arranged into arc plate structures which are in semi-surrounding fit with the swing outer sides of the swing pipe and the longitudinal pipe, and the supporting arm is matched with the swing inner side of the swing pipe and the swing inner side of the longitudinal pipe more compactly and attached in a vertical state. When pendulum pipe and top tube swing to vertical state, the bracer, go up and prolong the board and the lower board of making corresponds the lock and become the pipe, make this patent structure cooperation compacter, more comprehensive to the circuit structure protection of high-voltage earth bar.
The lower pipe is provided with an outer threaded hole 01 which is communicated with the inside and the outside, a stud 02 which can tightly press the longitudinal pipe is screwed in the outer threaded hole, blind holes 04 which are matched with the inner end of the stud in a plug-in mode are evenly distributed on the longitudinal pipe, and a crank 03 is fixedly arranged at the outer end of the stud. Because the stud is in threaded relation with the outer threaded bore, the inner end of the stud will gradually approach the outer wall of the longitudinal tube as the stud is rotated. When the inner end of the stud is compressed with the outer wall of the longitudinal pipe, the lower pipe and the longitudinal pipe are compressed together, so that the effect of locking the longitudinal pipe and the lower pipe is achieved, and the effect of locking the patent is also achieved. The blind holes uniformly distributed on the longitudinal pipe are in plug-in fit with the inner end of the stud, so that the locking effect of the lower pipe and the longitudinal pipe can be enhanced. The outer end of the stud is fixedly provided with a crank, so that the stud can be rotated by the crank, and labor is saved.

Claims (2)

1. The utility model provides a high pressure is deformable arm for earth bar which characterized by: comprises a longitudinal pipe (1) and a swing pipe (2), the upper end of the longitudinal pipe (1) is hinged and matched with the lower end of the swing pipe (2) through a horizontal inner hinge shaft (3), a lower pipe (4) is sleeved outside the longitudinal pipe (1) in a sliding manner up and down, an upper pipe (5) is sleeved and fixed outside the swing pipe (2), the swing inner side of the lower end of the upper pipe (5) is hinged and matched with a supporting arm (7) through a horizontal upper hinge shaft (6), the lower end of the supporting arm (7) is hinged and matched with the corresponding side of the upper end of the lower pipe (4) through a horizontal lower hinge shaft (8), an upper extension plate (9) which extends downwards along the axial direction of the swing pipe (2) is fixedly arranged at the swing outer side of the lower end of the upper pipe (5), a lower extension plate (10) which extends upwards along the axial direction of the longitudinal pipe (1) is fixedly arranged at the swing outer side of the upper end of the lower pipe (4), when the swing pipe (2) swings to be coaxial with the longitudinal pipe (1), the supporting arm (7), the upper extension plate (9) and the lower extension plate (10) are arranged in a close fit manner; an outer screw hole (01) which is communicated with the inside and the outside is arranged on the lower pipe (4), a stud (02) which can compress the longitudinal pipe (1) is screwed in the outer screw hole (01), blind holes (04) which are matched with the inner end of the stud in a plug-in mode are evenly distributed on the longitudinal pipe, and a crank (03) is fixedly arranged at the outer end of the stud (02).
2. A deformable arm for a high voltage ground rod as claimed in claim 1, wherein: the supporting arm (7) is in a shape of an arc plate which is in semi-surrounding fit with the swing inner side of the longitudinal pipe (1) and the swing inner side of the swing pipe (2), the upper extending plate (9) and the lower extending plate (10) are in a shape of an arc plate which is in semi-surrounding fit with the swing outer side of the swing pipe (2) and the longitudinal pipe (1) respectively, and the swing pipe (2) swings to the supporting arm (7) which is coaxial with the longitudinal pipe (1), the upper extending plate (9) and the lower extending plate (10) to be buckled into a round pipe correspondingly.
CN201510554592.6A 2015-09-03 2015-09-03 Deformable mechanical arm for high-voltage grounding rod Active CN106058498B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510554592.6A CN106058498B (en) 2015-09-03 2015-09-03 Deformable mechanical arm for high-voltage grounding rod

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Application Number Priority Date Filing Date Title
CN201510554592.6A CN106058498B (en) 2015-09-03 2015-09-03 Deformable mechanical arm for high-voltage grounding rod

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CN106058498B true CN106058498B (en) 2020-04-17

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106058497B (en) * 2015-09-03 2020-04-17 国网山东省电力公司潍坊供电公司 Push-pull deformable mechanical arm for high-voltage grounding rod

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003235139A (en) * 2002-02-05 2003-08-22 Asaba Seisakusho:Kk Tightening fixture for wire and cable
CN102496789A (en) * 2011-12-13 2012-06-13 山东电力集团公司烟台供电公司 Angle-adjustable combined ground rod
CN202423586U (en) * 2011-12-12 2012-09-05 杜雨洋 Angle-variable ground wire device
CN103560004A (en) * 2013-10-29 2014-02-05 国家电网公司 Special discharging rod for capacitor
CN203596419U (en) * 2013-12-10 2014-05-14 国家电网公司 Multi-angle one-piece grounding rod
CN106058497A (en) * 2015-09-03 2016-10-26 国网山东省电力公司潍坊供电公司 Push-pull deformable mechanical arm for high-voltage grounding rod

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003235139A (en) * 2002-02-05 2003-08-22 Asaba Seisakusho:Kk Tightening fixture for wire and cable
CN202423586U (en) * 2011-12-12 2012-09-05 杜雨洋 Angle-variable ground wire device
CN102496789A (en) * 2011-12-13 2012-06-13 山东电力集团公司烟台供电公司 Angle-adjustable combined ground rod
CN103560004A (en) * 2013-10-29 2014-02-05 国家电网公司 Special discharging rod for capacitor
CN203596419U (en) * 2013-12-10 2014-05-14 国家电网公司 Multi-angle one-piece grounding rod
CN106058497A (en) * 2015-09-03 2016-10-26 国网山东省电力公司潍坊供电公司 Push-pull deformable mechanical arm for high-voltage grounding rod

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